Math, asked by neeturani1919, 3 days ago

find mean by step deviation method life period 0 to 20 20 to 40 40 to 60 60 to 80 80 200 hundred to 120 and frequency is 10 35 52 61 38 29

Answers

Answered by vijisekar

0

Answer:

mean = 65.02

Step-by-step explanation:

the explanation is given above

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